---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8393 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.8G 11G 46% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 467 4064 0 3444 7209 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:3b:44:42 brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85998sec preferred_lft 85998sec inet6 fe80::f816:3eff:fe3b:4442/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8393) 08/15/26 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 113.63 53.99 59.64 3547.41 5185.94 15:10:01 55.71 0.30 55.41 33.86 10221.36 15:11:01 86.57 29.83 56.74 1651.19 41051.16 15:12:01 9.23 0.00 9.23 0.00 373.27 15:13:01 42.44 2.00 40.44 105.96 8633.52 15:14:01 25.60 0.72 24.88 76.67 4892.40 Average: 55.53 14.47 41.06 902.52 11726.38 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 5978488 7402936 2188924 26.80 37132 1567592 706416 7.67 595844 1429108 90060 15:10:01 5772608 7485192 2394804 29.32 56828 1817872 627644 6.81 511936 1681600 151280 15:11:01 4461712 7303096 3705700 45.37 59732 2927804 781852 8.48 719648 2753112 1688 15:12:01 4445256 7294156 3722156 45.57 61708 2932432 781852 8.48 730496 2756776 1228 15:13:01 3870524 7075212 4296888 52.61 66120 3275648 934260 10.14 960116 3083740 102408 15:14:01 4159972 7379860 4007440 49.07 68812 3288524 686776 7.45 675016 3080676 11288 Average: 4781427 7323409 3385985 41.46 58389 2634979 753133 8.17 698843 2464169 59659 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:09:01 ens3 418.81 210.75 1443.02 64.65 0.00 0.00 0.00 0.00 15:10:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:10:01 ens3 34.34 28.88 494.08 4.19 0.00 0.00 0.00 0.00 15:11:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:11:01 ens3 716.03 444.56 17240.24 46.44 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 52.31 73.89 58.53 14.50 0.00 0.00 0.00 0.00 15:13:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 587.82 488.34 4065.96 70.92 0.00 0.00 0.00 0.00 15:14:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:14:01 ens3 20.85 16.50 13.03 8.59 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 305.04 210.50 3885.92 34.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8393) 08/15/26 _x86_64_ (4 CPU) 15:07:48 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 23.01 0.00 1.74 3.65 1.87 69.73 15:09:01 0 15.83 0.00 1.56 4.46 1.48 76.67 15:09:01 1 9.69 0.00 1.54 3.07 1.85 83.85 15:09:01 2 42.31 0.00 2.25 1.98 2.46 51.00 15:09:01 3 24.30 0.00 1.62 5.09 1.71 67.29 15:10:01 all 20.08 0.00 1.33 1.80 1.49 75.30 15:10:01 0 21.77 0.00 0.85 0.33 0.98 76.07 15:10:01 1 5.33 0.00 0.75 3.17 0.93 89.82 15:10:01 2 41.61 0.00 2.63 0.25 1.73 53.78 15:10:01 3 11.80 0.00 1.07 3.43 2.30 81.41 15:11:01 all 15.38 0.00 1.76 2.12 1.30 79.45 15:11:01 0 12.04 0.00 0.82 1.30 0.87 84.98 15:11:01 1 14.10 0.00 2.14 4.77 1.16 77.83 15:11:01 2 22.97 0.00 3.23 1.09 1.92 70.80 15:11:01 3 12.44 0.00 0.85 1.30 1.27 84.14 15:12:01 all 5.38 0.00 0.47 0.03 0.75 93.37 15:12:01 0 1.86 0.00 0.18 0.00 0.27 97.69 15:12:01 1 6.28 0.00 1.00 0.02 0.70 92.00 15:12:01 2 7.65 0.00 0.33 0.00 1.43 90.59 15:12:01 3 5.73 0.00 0.38 0.12 0.58 93.19 15:13:01 all 14.86 0.00 1.51 0.44 1.62 81.57 15:13:01 0 14.22 0.00 1.13 0.33 1.38 82.94 15:13:01 1 12.73 0.00 1.87 0.50 1.59 83.31 15:13:01 2 12.64 0.00 1.37 0.15 2.00 83.85 15:13:01 3 19.85 0.00 1.68 0.76 1.55 76.16 15:14:01 all 20.66 0.00 1.12 0.87 0.89 76.46 15:14:01 0 7.96 0.00 0.51 0.05 0.50 90.98 15:14:01 1 8.38 0.00 0.88 0.42 0.80 89.53 15:14:01 2 58.11 0.00 2.07 0.32 1.80 37.71 15:14:01 3 8.32 0.00 1.02 2.68 0.48 87.50 Average: all 16.57 0.00 1.32 1.49 1.32 79.30 Average: 0 12.28 0.00 0.84 1.08 0.91 84.89 Average: 1 9.42 0.00 1.36 1.99 1.17 86.05 Average: 2 30.87 0.00 1.98 0.63 1.89 64.63 Average: 3 13.74 0.00 1.10 2.23 1.32 81.60